If you want to make responsive fonts in Saola Animate, I have here a small tip for you.
Test without responsive font:
http://www.experimente.bplaced.net/saola/fluid-font/without.html
Test with responsive font
http://www.experimente.bplaced.net/saola/fluid-font/with-fluid-responsive-font.html
Resize your Browserwindow.
Firefox - Ctrl+Shift+M
Chrome - F12
Edit:
Write the meta Viewport-Tag in the Head of your HTML.